Home / 28,869,446.34-39,830,026.77-16,470,632.70

Finding the Fourth Proportional to 28,869,446.34, 39,830,026.77 and 16,470,632.70

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Solution

The fourth proportional to 28,869,446.34, 39,830,026.77 and 16,470,632.70 is: 22,723,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869,446.34 : 39,830,026.77 = 16,470,632.70 : x
  2. Step 2: Convert to fraction form
    28,869,446.34/39,830,026.77 = 16,470,632.70/x
  3. Step 3: Cross multiply
    28,869,446.34x = 39,830,026.77 × 16,470,632.70
  4. Step 4: Simplify right side
    28,869,446.34x = 656,025,741,359,837.38
  5. Step 5: Solve for x
    x = 656,025,741,359,837.38/28,869,446.34
  6. Step 6: Final answer
    x = 22,723,876.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.